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Error code · Dishwasher

Electrolux Dishwasher Code Er 10: Main Power Relay

Er 10 on the Electrolux Wave-Touch and IQ-Touch built-in dishwashers, the EWDW6505G and EIDW6305G, reports a failure in the main power relay. The relay is the switch on the control that supplies power to the pump,…

High · stop use, call now
Code
Er 10
Appliance
Dishwasher
Brand
Electrolux
Warranty
30-day workmanship

What Er 10 means

Er 10 on the Electrolux Wave-Touch and IQ-Touch built-in dishwashers, the EWDW6505G and EIDW6305G, reports a failure in the main power relay. The relay is the switch on the control that supplies power to the pump, heater and valves. If it does not switch as the control expects, the dishwasher cannot run its loads safely, so it stops and shows Er 10. These are older units that many owners still use.

Common causes of Er 10

  • Main power relay on the control board
  • Relay drive circuit
  • Wiring at the control board
  • Power supply to the dishwasher
✓ One safe check you can try

1. Note whether the display lights up and whether any part of the dishwasher still runs. 2. See whether the door shuts and latches without effort. 3. Look for water or dampness near the control area. 4. Stop using the dishwasher and call us with what you noticed.

! Why to stop there
  • A restart cannot repair a relay that sticks or fails to switch, so we test the control's relay output.
  • We check the incoming power before blaming the board.
  • We tell you plainly if a board replacement is not worth it on an older dishwasher, and the price is written first.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
Er 10Er 10 questions
What does the main relay do?

It switches power to the working parts of the dishwasher. If it fails, nothing powered by it will run. Pumps, valves and heaters all rely on that relay, and if it does not close properly, none of them can be switched on safely.

Can I keep using it if it starts again?

We suggest not. A failing relay can stick on or off, and that can cause trouble later. A relay that does not switch properly may stick on or off, so using the dishwasher with that message is a risk we would rather avoid.

Is the board repairable?

Sometimes the control board is replaced as a unit. We explain the options and cost before work. Control boards on these units are usually replaced as a complete assembly, and we explain the options and the price before any work begins.

Book a visit

Still seeing Er 10?

A technician diagnoses it on site and gives you the price in writing before any work starts.

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